Title

Study on Structural and Compositional Evolution of Lithium/Electrolyte Interphase for Rechargeable Lithium Metal Batteries

DGIST Authors

Youngseong Jo ; Hongkyung Lee ; Hochun Lee

Advisor

이홍경

Co-Advisor(s)

Hochun Lee

Issued Date

2022

Awarded Date

2022/02

Citation

Youngseong Jo. (2022). Study on Structural and Compositional Evolution of Lithium/Electrolyte Interphase for Rechargeable Lithium Metal Batteries. doi: 10.22677/thesis.200000596350

Type

Thesis

Subject

Li-metal batteries, Interface analysis, Solid Electrolyte Interphase, Electrolyte amount, Practical condition, 리튬 금속 전지, 리튬/전해질 계면, 계면 분석, 전해질 양

Description

Li-metal batteries, Interface analysis, Solid Electrolyte Interphase, Electrolyte amount, Practical condition, 리튬 금속 전지, 리튬/전해질 계면, 계면 분석, 전해질 양

Table Of Contents

Ⅰ. Introduction 1
1.1. Principle of Li secondary batteries 1
1.2. Promises of LMBs 2
1.3. Challenges of LMAs 3
1.4. Impact of high-energy cell design parameters on the cycling stability 9
1.5. Research Goals 16
Ⅱ. Experimental Method 18
2.1. Preparation of Electrode and Electrolytes 18
2.2. Electrochemical measurements 18
2.3. Characterizations 19
Ⅲ. Results and discussion 20
3.1 Understanding of porous SEI growth 20
3.2 Impact of lean electrolyte on the porous SEI evolutions 23
3.3 Compositional design for practical LMBs 28
IV. Concluding Remark 38
References 40
Summary in Korean 46

URI

http://dgist.dcollection.net/common/orgView/200000596350
http://hdl.handle.net/20.500.11750/16330

DOI

10.22677/thesis.200000596350

Degree

Master

Department

Energy Science & Engineering

Publisher

DGIST

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